![Bruna Prado FILE - Mosquitoes infected with a dengue-blocking bacteria called "wolbachia" produce eggs at the Oswaldo Cruz Foundation bio-factory in Rio de Janeiro, Brazil, on Feb. 27, 2024. The World Health Organization on Wednesday, May 15, 2024. authorized a second dengue vaccine, a move that could provide new protection for millions worldwide against the mosquito-borne disease, which has already sparked numerous outbreaks across the Americas this year. (AP Photo/Bruna Prado, File)](https://mapi.associatedpress.com/v2/items/eb8ce4e549904cec9bbe71efdc948746/preview/preview.jpg?s=680x&wm=false)
FILE - Mosquitoes infected with a dengue-blocking bacteria called "wolbachia" produce eggs at the Oswaldo Cruz Foundation bio-factory in Rio de Janeiro, Brazil, on Feb. 27, 2024. The World Health Organization on Wednesday, May 15, 2024. authorized a second dengue vaccine, a move that could provide new protection for millions worldwide against the mosquito-borne disease, which has already sparked numerous outbreaks across the Americas this year. (AP Photo/Bruna Prado, File)
![Martin Mejia FILE - A health worker fumigates for mosquitoes inside a home to help mitigate the spread of dengue in the Las Penitas area of Talara, Peru, Friday, March 1, 2024.The World Health Organization on Wednesday, May 15, 2024. authorized a second dengue vaccine, a move that could provide new protection for millions worldwide against the mosquito-borne disease, which has already sparked numerous outbreaks across the Americas this year. (AP Photo/Martin Mejia, File)](https://mapi.associatedpress.com/v2/items/30428845a075427db681b71e6bc1c142/preview/preview.jpg?s=680x&wm=false)
FILE - A health worker fumigates for mosquitoes inside a home to help mitigate the spread of dengue in the Las Penitas area of Talara, Peru, Friday, March 1, 2024.The World Health Organization on Wednesday, May 15, 2024. authorized a second dengue vaccine, a move that could provide new protection for millions worldwide against the mosquito-borne disease, which has already sparked numerous outbreaks across the Americas this year. (AP Photo/Martin Mejia, File)